Hartoyo, A. P. “PENERAPAN STRATEGI PEMBELAJARAN REMBUK AHLI PADA PROGRAM KESETARAAN”. JIV-Jurnal Ilmiah Visi, Vol. 4, no. 1, June 2009, pp. 81 -85, https://journal.unj.ac.id/unj/index.php/jiv/article/view/7560.